In a quadrilateral PQRS,ANGLE Q=80,R-S=50,P-R-S=20.find angles P ,R,S......any 1 pls do answer. ..
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q = 80. ..1
r-s = 50. ...2
p-r-s =20. ...3
p + q. + r + s = 360
p +80 + r + s = 360
P + R + S = 280. ....4
3+4
2 p = 300
p=150
3+2
p - 2 s = 70
150 -2s = 70
-2s = -80
2 s = 80
s = 40
put s = 40 in 2
r -40 =50
r= 90
plz mark as brainlieast
r-s = 50. ...2
p-r-s =20. ...3
p + q. + r + s = 360
p +80 + r + s = 360
P + R + S = 280. ....4
3+4
2 p = 300
p=150
3+2
p - 2 s = 70
150 -2s = 70
-2s = -80
2 s = 80
s = 40
put s = 40 in 2
r -40 =50
r= 90
plz mark as brainlieast
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